for drawletters images & sound:-
Image sources :- www.openclipart.org
Apple :- http://gcompris.net/incoming/lang/lang/words/apple.png
Dog :- http://gcompris.net/incoming/lang/lang/words/dog.png 
Cartoon Monkey :- https://openclipart.org/detail/22291/cartoon-monkey
orange :- http://gcompris.net/incoming/lang/lang/words/orange.png 
parrot :- https://openclipart.org/detail/2701/parrot
ship :- http://gcompris.net/incoming/lang/lang/words/ship.png
wheel:- http://gcompris.net/incoming/lang/lang/words/wheel.png
zebra :- http://gcompris.net/incoming/lang/lang/words/zebra.png
Nest:- http://gcompris.net/incoming/lang/lang/words/nest.png
Rabbit :- http://gcompris.net/incoming/lang/lang/words/rabbit.png
Umbrella :- http://gcompris.net/incoming/lang/lang/words/umbrella.png
Lion :- http://gcompris.net/incoming/lang/lang/words/lion.png
Queen :- http://gcompris.net/incoming/lang/lang/words/queen.png
Ball :- http://gcompris.net/incoming/lang/lang/words/ball.png
Fish :- http://gcompris.net/incoming/lang/lang/words/fish.png
Gorilla :- http://gcompris.net/incoming/lang/lang/words/gorilla.png
Hammer :- http://gcompris.net/incoming/lang/lang/words/hammer.png
Ink :- http://gcompris.net/incoming/lang/lang/words/ink.png
Jaguar :- http://gcompris.net/incoming/lang/lang/words/jaguar.png
Rabbit :- http://gcompris.net/incoming/lang/lang/words/rabbit.png
Vulture :- http://gcompris.net/incoming/lang/lang/words/vulture.png
Wheel:- http://gcompris.net/incoming/lang/lang/words/wheel.png
Yugort :- http://gcompris.net/incoming/lang/lang/words/yugort.png

Activity icon :- http://gcompris.net/incoming/lang/lang/words/draw.png